A Samsung Show researcher analyzes the optical properties of quantum dot ink on this handout photograph launched Monday. Courtesy of Samsung Show
By Nam Hyun-woo
Samsung Show mentioned Monday it has succeeded in recycling quantum dot (QD) ink for the primary time within the business, permitting for an annual value financial savings of at the very least 10 billion received ($7.2 million).
In response to the corporate, it has been utilizing recycled QD ink for its mass manufacturing line since October, by reclaiming and reprocessing 80 % of the ink wasted within the manufacturing of the QD light-emitting layer.
QD light-emitting layer is the important thing construction of QD-OLED shows and is manufactured by way of inkjet printing that densely sprays purple and inexperienced QD ink by way of micro-size nozzles. On this course of, nevertheless, roughly 20 % of the full QD ink used within the course of is left over within the nozzles and discarded.
Samsung Show mentioned it fashioned a activity pressure to enhance the effectivity of QD ink final December, and efficiently developed QD ink recycling amenities in August. The corporate mentioned the recycled ink undergoes a sophisticated synthesis course of to boost purity and optical properties, attaining the identical efficiency as the unique ink in high quality assessments.
“With Samsung Show’s QD-OLED receiving rave opinions, we’re utilizing extra QD ink than ever earlier than,” Samsung Show Vice President Kim Seong-bong mentioned.
“By growing the know-how that recycles QD ink inside our area, we can save prices considerably and contribute to recycling assets.”
Samsung Show mentioned it plans to boost its competitiveness in manufacturing QD-OLED additional, by bettering tools efficiency and course of capabilities to extend productiveness and yield.
